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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 QGX82muZJIw16Hv/Lqja4Q==

<SEC-DOCUMENT>0001449827-10-000001.txt : 20100111
<SEC-HEADER>0001449827-10-000001.hdr.sgml : 20100111
<ACCEPTANCE-DATETIME>20100111104942
ACCESSION NUMBER:		0001449827-10-000001
CONFORMED SUBMISSION TYPE:	D/A
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
ITEM INFORMATION:		Investment Company Act Section 3(c)
ITEM INFORMATION:		Section 3(c)(7)
FILED AS OF DATE:		20100111
DATE AS OF CHANGE:		20100111
EFFECTIVENESS DATE:		20100111

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CAMBER CAPITAL OFFSHORE FUND LTD
		CENTRAL INDEX KEY:			0001449827
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1209

	FILING VALUES:
		FORM TYPE:		D/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-124270
		FILM NUMBER:		10519333

	BUSINESS ADDRESS:	
		STREET 1:		22 BATTERYMARCH STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109
		BUSINESS PHONE:		345-945-6264

	MAIL ADDRESS:	
		STREET 1:		C/O OGIER FIDUCIARY SERVICE CAYMAN LTD
		STREET 2:		P.O,. BOX 1234
		CITY:			GRAND CAYMAN
		STATE:			XX
		ZIP:			KY1-1108
</SEC-HEADER>
<DOCUMENT>
<TYPE>D/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001449827</cik>
        <entityName>CAMBER CAPITAL OFFSHORE FUND LTD</entityName>
        <issuerAddress>
            <street1>Queensgate House</street1>
            <street2>South Church Street</street2>
            <city>Grand Cayman</city>
            <stateOrCountry>E9</stateOrCountry>
            <zipCode>KY1-1108</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>345-945-6264</issuerPhoneNumber>
        <jurisdictionOfInc>CAYMAN ISLANDS</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2008</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName>N/A</middleName>
                <lastName>Camber Capital Partners LLC</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>575 Boylston Street</street1>
                <street2>4th Floor</street2>
                <city>Boston</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02116</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName>N/A</middleName>
                <lastName>Camber Capital Management LLC</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>575 Boylston Street</street1>
                <street2>4th Floor</street2>
                <city>Boston</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02116</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Investment Manager</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Stephen</firstName>
                <middleName>R</middleName>
                <lastName>DuBois</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>575 Boylston Street</street1>
                <street2>4th Floor</street2>
                <city>Boston</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02116</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Managing Member of General Partner</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Hedge Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <aggregateNetAssetValueRange>Decline to Disclose</aggregateNetAssetValueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>9999999997-08-045353</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2008-11-03</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>500000</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>500000000</totalOfferingAmount>
            <totalAmountSold>40501433</totalAmountSold>
            <totalRemaining>459498567</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>23</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>The Investment Manager will receive a quarterly management fee based on the net asset values of shareholders' shares. The General Partner will receive an incentive allocation based on such net asset values.  These amounts cannot be estimated at this time.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>CAMBER CAPITAL OFFSHORE FUND LTD</issuerName>
                <signatureName>Stephen R. DuBois</signatureName>
                <nameOfSigner>Stephen R. DuBois</nameOfSigner>
                <signatureTitle>Director</signatureTitle>
                <signatureDate>2010-01-08</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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